8B Unit 18B Unit 1PastPast and and presentpresent

Welcome to the unitWelcome to the unit

1.What did Eddie do? Why?

2. How has Eddie changed?

3. How has Hobo changed?

He ate Hobo’s food.

Before, he was kind. Now, he isn’t.

Before, he always wanted to play with Eddie.Now, he doesn’t want to play with Eddie.

Because he was hungry.

Hobo’s food _______ in the _______ an

hour ago. But it isn’t there now. Why?

Eddie has just _______ it because he was

______. Hobo thinks Eddie was _______

before but now he isn’t . He doesn’t want to______ with Eddie any ________.

was bowl

eaten

hungry kind

play more

Eddie, have you seen my food?

I ‘ve just eaten it. （ I’ve = I have)

You’ve changed, Eddie.(You’ve=You have)

Eddie, 你看见过我的食物吗？（你知道在哪儿吗？）

我刚刚吃掉。

你（已经）变了。

have/has + 过去分词（ seen/eaten/changed)

( 此结构为“现在完成时”）常与 for+ 一段时间、 since+ 过去时间连用

• I have eaten it. ( 改为否定句 ,

一般疑问句并作肯定和否定回答 )

• 否： I haven’t eaten it.

• 疑问： Have you eaten it?

• 肯定回答： Yes, I have.

• 否定回答： No, I haven’t.

1. Where did you go during this winter h

oliday?

2. How did you go there? Why?

Free Talk

PairworkA: You have changed.

/You have become...

B. ...

A: What did you do during...?

B:

A: What/how many/where...have

you...?

B:

A: How did you...?

B: I/we went ... by...

I/we took/drove/rode...

Do you know their names?

Different forms of transport 运输；交通工具

underground

the light rail

轻轨

buses double-decker

双层公共汽车It is a bus with two floors.

train

coaches

plane

taxis

taxi

train

bus underground

plane coach

double-decker

light rail

1. It is a kind of buses, but it can carry

more people than a usual bus becaus

e of its two floors. ( )

2. It’s faster and more expensive than a

bus, if you are in a hurry, you choose

it. ( )

double-decker

taxi

5. It is the fastest way of traveling to other c

ities but it costs you much money. (

)

6. Thousands of people travel to work

on it every day, it is faster than a bus

and not expensive. ( )

plane

underground

7. It is a kind of bus, but it is used for

carrying passenger( 乘客 ) over long

distances( 距离 ). ( )

8. It is the safest way of traveling. It

travels on the railway and has several

carriages( 车厢 ). ( )

coach

train

3. There are many of them. Each one

has wheels and takes you to many

places in and around your city. ( )

4. It has provided transport service for p

eople living in Beijing since 2002.

( )

bus

light rail

Write the correct names under the pictures on page 7.

coach bus light rail taxi

underground train plane double-decker

taxi trainbus underground(1913) (1935)

plane

(1909) (1971)

(1958)coach double-decker light rail

(1990) (2002)(1958)

Beijing has changed a lot.

A timeline for the different forA timeline for the different forms of transport ms of transport

in Beijingin Beijing[transport at different times][transport at different times]

1990 1910 1920 1930 1940 1950 1960 1970 1980 1990 2000

Bu

s B

us

coachcoachP

lane

Plan

e

Un

dergrou

nU

nd

ergroun

dd Dou

ble-d

ecker

Dou

ble-d

ecker

Train

Train

Taxi

Taxi

Ligh

t raiL

ight rai

ll

Make a short dialogue:A: When did people begin to use buses in Beijing? B: People began to use them in 1935. B: How long have people used buses in Beijing? A:People have used buses since 1935. People have used buses for 77 years.

Transport at different times( 复数 ) 时期；时代

Transport at different times in Beijing

train

for about 100 years.

People began to use trains in 1909.People have used trains since 1909.

taxi

People have used taxis since 1913.

for about 100 years.

bus

People have used buses since 1935.for about 77 years.

coach plane

People have used coaches/planes

since 1958.for about 50 years.

underground

People have used undergrounds

since 1971.for about 40 years.

double-decker

People have used double-deckers

since 1990.for about 20 years.

light rail

People have used light rails

since 2002.

for about 10 years.

past( 过去 )

present( 现在 )

The changes in Huai'an

transport people the environment

others

Changes in our city !Changes in our city !

• Great changes have taken place in our Great changes have taken place in our city !city !

• There have been great changes in our cThere have been great changes in our city !ity !

• Our city has changed a lot.Our city has changed a lot.

1. in the bowl

2. an hour ago

3. be hungry

4. be kind to sb.

4. not …any more

5. play with sb.

6. past and present

在碗里一小时前

饥饿的

不再和某人一起玩

过去和现在

对某人好

短语翻译

•   • 7. 想要做某事 ______________  • 8. 不同时代的交通工具 _______________ • 9. 写一份有关家乡变化的报告

____________ • 10. 自 1988 年以来 __________ 11. 在过去的 100 年里 _______________ 12. 回到过去 ________

want to do sth.

transport at different times

write a report on the changes about home town

since 1988over the past 100 years

back to the past

• We ____________ (be) friends since 1990.

• They ______________ (work) in Shanghai since 1960.

• Peter ______________ (live) in the city for 20 years.

• Lucy ______________ (wait ) for 2 hours.

• My parents _____________ ( be) teachers since 1985.

have beenhave workedhas lived

has waited

have been

• I ____________ (eat) my breakfast. I can’t eat anything else, I’m very full.

• I don’t want see the film again. I _________ (see) it.

• Daniel knows a lot about the book. He __________ (read) it .

• There are some changes in Haimen. It _________ (change) a lot.

have eaten

have seen

has read

has changed

翻译：

1.我刚吃过午饭。 I have just eaten my lunch.2. 我饱了，我不想再吃东西了。 I am full, I don’t want to eat any more.3. 一小时前这支钢笔还在铅笔盒里 . This pen was in the pencil case an hour ago. 4. 你看见我的自行车了吗？ Have you seen my bike?5. 你乘过地铁吗？从来没有。 Have you taken an underground? Never.

Homework:

1.Recite the dialogue.

2.Remember all the new

words.

3.Finish the exercises.